/* 外联样式 */

* {
    margin: 0;
    padding: 0;
    /* outline: 1px solid green; */
}

:root {
    --weui-FG-1: rgba(255, 255, 255, 0.5);
    --weui-BG-0: #111;
    --weui-BG-1: #1e1e1e;
}

body,
html {
    height: 100%;
    color: var(--weui-FG-1);
}

body {
    font-family: -apple-system-font, sans-serif;
    background-color: var(--weui-BG-0);
}

.page {
    position: absolute;
    /*格式化上下文 绝对定位 脱离了文档流 */
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    overflow-y: auto;
    /*内部滚动*/
    -webkit-overflow-scrolling: touch;
    /*滚动*/
}

.page__hd {
    /* height: 200vh; */
    /*相对单位*/
    padding: 40px;
}

.page__title {
    text-align: left;
    font-size: 20px;
    font-weight: 400;
}

.page__desc {
    margin-top: 4px;
    text-align: left;
    font-size: 14px;
}

.page__bd_spacing {
    padding: 0 16px;
}

.page__ft {
    padding-top: 40px;
    padding-bottom: 10px;
    text-align: center;
}

.page__ft img {
    height: 19px;
    filter: invert(100) hue-rotate(170deg);
}

.weui-flex {
    /* 解决兼容性问题 
    chrome 先支持 -webkit-flex */
    display: -webkit-box;
    display: -ms-flex;
    display: -webkit-flex;
    display: flex;
}


/* .weui-flex__item {
   -webkit-flex:1;
    flex: 1;
    margin-right: 5px;
    box-shadow: 10px 10px 1; 
    border: 1px solid red;
    text-align: center;
} */

.weui-flex__item {
    flex: 1;
}

.weui-flex__item .placeholder {
    text-align: center;
    margin: 5px;
    padding: 0 10px;
    font-size: 10px;
    background-color: var(--weui-BG-1);
    height: 2.3em;
    /*相对于自身字体大小*/
    line-height: 2.3;
    color: var(--weui-FG-1);
}